@import url("/fonts/fonts.css");
/* Layout: одна колонка до 1180px; шапка с переключателем «Юрлицам / Физлицам», герой текст+фото, дальше секции-полосы; кейсы как «паспорт объекта» */
:root{
  --ink:#13202B; --paper:#F1F3F2; --card:#FFFFFF; --line:#D3DADB; --muted:#4C5A64;
  --volt:#F2B705; --on-volt:#13202B; --deep:#13202B; --on-deep:#F1F3F2; --ok:#2E6B3D; --err:#B3261E;
  --display:"Oswald","Arial Narrow","Roboto Condensed",sans-serif;
  --body:"Onest",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --ink:#E4EAEC; --paper:#0E161D; --card:#15212B; --line:#273643; --muted:#9DABB5;
  --volt:#F5C531; --on-volt:#13202B; --deep:#1A2833; --on-deep:#E4EAEC; --ok:#8FCB98; --err:#F2948C; color-scheme:dark}}
:root[data-theme="dark"]{
  --ink:#E4EAEC; --paper:#0E161D; --card:#15212B; --line:#273643; --muted:#9DABB5;
  --volt:#F5C531; --on-volt:#13202B; --deep:#1A2833; --on-deep:#E4EAEC; --ok:#8FCB98; --err:#F2948C; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{margin:0;text-wrap:balance}
p{margin:0}
.w{max-width:1180px;margin:0 auto;padding-inline:20px}
h1{font-family:var(--display);font-weight:600;font-size:clamp(34px,5.4vw,60px);line-height:1.04;letter-spacing:.005em;text-transform:uppercase}
h2{font-family:var(--display);font-weight:600;font-size:clamp(28px,3.6vw,42px);line-height:1.08;text-transform:uppercase}
h3{font-size:19px;font-weight:600;line-height:1.3}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.lead{font-size:clamp(18px,2vw,20px);max-width:58ch}
.muted{color:var(--muted)}
:focus-visible{outline:3px solid var(--volt);outline-offset:2px}

/* шапка */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:var(--paper);border-bottom:1px solid var(--line)}
.top .w{display:flex;align-items:center;gap:14px 22px;flex-wrap:wrap;padding-block:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--display);font-weight:600;font-size:20px;line-height:1;text-transform:uppercase;letter-spacing:.02em}
.logo svg{flex:none}
.seg{display:flex;border:1.5px solid var(--ink);border-radius:999px;overflow:hidden;font-size:15px;font-weight:600}
.seg a{padding:7px 16px;text-decoration:none}
.seg a[aria-current="page"]{background:var(--ink);color:var(--paper)}
.top .phone{margin-left:auto;font-weight:600;text-decoration:none;white-space:nowrap}
.top .phone small{display:block;font-weight:400;font-size:12px;color:var(--muted)}
@media (max-width:640px){
  .top{position:static}
  .top .w{justify-content:space-between;gap:10px;padding-block:10px}
  .top .phone,.top .btn{display:none}
  .logo{font-size:16px}.logo svg{width:28px}
  .seg{font-size:14px}.seg a{padding:6px 12px}
}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:10px;padding:14px 22px;font:600 16px/1.2 var(--body);text-decoration:none;cursor:pointer}
.btn-volt{background:var(--volt);color:var(--on-volt)}
.btn-volt:hover{filter:brightness(1.06)}
.btn-line{border:1.5px solid var(--ink);color:var(--ink);background:transparent}
.btn-sm{padding:9px 16px;font-size:15px}

/* герой */
.hero .w{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-block:48px 56px}
.hero .txt{display:grid;gap:22px;min-width:0}
.hero .acts{display:flex;flex-wrap:wrap;gap:12px}
.hero figure{margin:0;position:relative;border-radius:14px;overflow:hidden;aspect-ratio:4/3;max-width:100%}
.hero figure img{width:100%;height:100%;object-fit:cover}
.hero figcaption{position:absolute;left:12px;bottom:12px;background:var(--deep);color:var(--on-deep);font-size:13px;padding:6px 10px;border-radius:6px}
@media (max-width:860px){.hero .w{grid-template-columns:1fr;padding-block:28px 40px}}

/* шильдик — ключевые цифры */
.plate{border:2px solid var(--ink);border-radius:8px;display:grid;grid-template-columns:repeat(4,1fr);background:var(--card)}
.plate div{padding:18px 20px;border-left:1px solid var(--line);min-width:0}
.plate div:first-child{border-left:0}
.plate b{display:block;font-family:var(--display);font-weight:600;font-size:clamp(28px,3.4vw,40px);line-height:1;font-variant-numeric:tabular-nums}
.plate span{display:block;margin-top:6px;font-size:14px;color:var(--muted)}
@media (max-width:760px){.plate{grid-template-columns:1fr 1fr}.plate div:nth-child(3){border-left:0}.plate div:nth-child(n+3){border-top:1px solid var(--line)}}

.sec{padding-block:64px}
.sec-head{display:grid;gap:12px;margin-bottom:28px;max-width:760px}
.band{background:var(--card);border-block:1px solid var(--line)}
.dark{background:var(--deep);color:var(--on-deep)}
.dark .muted,.dark .eyebrow{color:var(--on-deep);opacity:.75}

/* задачи */
.tasks{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.task{padding:22px 24px 24px 0;border-bottom:1px solid var(--line);display:grid;gap:8px;align-content:start}
.task:not(:nth-child(3n+1)){padding-left:24px;border-left:1px solid var(--line)}
.task p{color:var(--muted);font-size:15.5px}
.task .k{font-family:var(--display);font-size:14px;letter-spacing:.06em;color:var(--muted)}
@media (max-width:860px){.tasks{grid-template-columns:1fr}.task,.task:not(:nth-child(3n+1)){padding:20px 0;border-left:0}}

/* шаги */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:s;position:relative}
.step{position:relative;padding:28px 18px 0 0;display:grid;gap:8px;align-content:start}
.step::before{content:"";position:absolute;top:9px;left:0;right:0;height:2px;background:var(--on-deep);opacity:.35}
.step::after{content:"";position:absolute;top:3px;left:0;width:14px;height:14px;border-radius:50%;background:var(--volt)}
.step .n{font-family:var(--display);font-size:15px;letter-spacing:.06em;opacity:.75}
.step p{font-size:15px;opacity:.85}
.steps.s4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.steps,.steps.s4{grid-template-columns:1fr}.step{padding:0 0 22px 32px}.step::before{top:0;bottom:0;left:6px;right:auto;width:2px;height:auto}.step::after{top:4px}}

/* кейсы — паспорт объекта */
.cases{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:grid;grid-template-rows:auto 1fr}
.case .ph{display:grid;grid-template-columns:2fr 1fr;gap:3px;aspect-ratio:16/9;max-width:100%}
.case .ph img{width:100%;height:100%;object-fit:cover;min-height:0}
.case .ph.one{grid-template-columns:1fr}
.case .bd{padding:20px 22px 22px;display:grid;gap:12px;align-content:start}
.case p{color:var(--muted);font-size:15.5px}
.spec{display:grid;grid-template-columns:auto 1fr;gap:4px 16px;margin:0;font-size:14.5px;border-top:1px dashed var(--line);padding-top:12px}
.spec dt{color:var(--muted)}
.spec dd{margin:0;font-weight:600;font-variant-numeric:tabular-nums}
@media (max-width:860px){.cases{grid-template-columns:1fr}}

/* почему */
.why{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.why figure{margin:0;border-radius:14px;overflow:hidden;aspect-ratio:3/4;max-width:100%}
.why figure img{width:100%;height:100%;object-fit:cover}
.why ul{list-style:none;margin:0;padding:0;display:grid;gap:18px}
.why li{display:grid;grid-template-columns:28px 1fr;gap:12px}
.why li::before{content:"";width:14px;height:14px;margin-top:6px;border-radius:50%;border:3px solid var(--volt)}
.why li p{color:var(--muted);font-size:15.5px;margin-top:2px}
@media (max-width:860px){.why{grid-template-columns:1fr}.why figure{aspect-ratio:4/3}}

/* форма */
.calc{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start}
.calc .side{display:grid;gap:16px}
.calc .contacts{display:grid;gap:10px;margin-top:8px;font-size:16px}
.calc .contacts a{font-weight:600;text-decoration:none;display:inline-block;padding-block:8px}
.calc .contacts{gap:2px}
form.f{background:var(--card);color:var(--ink);border-radius:14px;padding:26px;display:grid;gap:16px;border:1px solid var(--line)}
.f .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f label{display:grid;gap:6px;font-size:14px;font-weight:600}
.f input,.f select,.f textarea{font:400 16px/1.3 var(--body);color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:8px;padding:12px 12px;width:100%;min-width:0}
.f textarea{min-height:84px;resize:vertical}
.f input:focus,.f select:focus,.f textarea:focus{border-color:var(--ink);outline:none}
.f fieldset{border:0;padding:0;margin:0;display:grid;gap:8px}
.f legend{font-size:14px;font-weight:600;padding:0;margin-bottom:6px}
.who{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.who label{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:8px;padding:12px;font-weight:600;cursor:pointer}
.who label:has(input:checked){border-color:var(--ink);background:var(--paper)}
.who input{accent-color:var(--ink);width:18px;height:18px;margin:0}
.f .agree{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:13px;color:var(--muted)}
.f .agree input{width:18px;height:18px;margin:2px 0 0;flex:none;accent-color:var(--ink)}
.f .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.f .msg{font-size:15px;min-height:1em}
.f .msg.ok{color:var(--ok)} .f .msg.err{color:var(--err)}
.f .btn{width:100%}
@media (max-width:860px){.calc{grid-template-columns:1fr}}
@media (max-width:520px){.f .row,.who{grid-template-columns:1fr}form.f{padding:20px}}

/* вопросы */
.faq{display:grid;gap:0;border-top:1px solid var(--line);max-width:860px}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";font-family:var(--display);font-size:24px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--muted);max-width:70ch}

/* баннер */
.note{display:flex;gap:14px;align-items:center;flex-wrap:wrap;border:1.5px solid var(--ink);border-radius:10px;padding:14px 18px;background:var(--card)}
.note b{font-family:var(--display);font-weight:600;font-size:18px;text-transform:uppercase;background:var(--volt);color:var(--on-volt);padding:2px 8px;border-radius:4px}

/* подвал */
.foot{padding-block:40px 48px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.foot .w{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:24px}
.foot a{text-decoration:none}
.foot b{color:var(--ink)}
@media (max-width:760px){.foot .w{grid-template-columns:1fr}}

/* мобильная панель звонка */
.callbar{display:none}
@media (max-width:640px){
  .callbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:20;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));background:var(--paper);border-top:1px solid var(--line)}
  .callbar .btn{padding:12px}
  body{padding-bottom:72px}
}

/* чат */
.chat-fab{position:fixed;right:20px;bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:30;display:flex;align-items:center;gap:8px;border:0;border-radius:999px;padding:13px 18px;background:var(--volt);color:var(--on-volt);font:600 16px/1 var(--body);cursor:pointer;box-shadow:0 6px 20px rgba(19,32,43,.35)}
.chat-fab .dot{position:absolute;top:4px;right:6px;width:12px;height:12px;border-radius:50%;background:#D93025;border:2px solid var(--volt)}
.chat-box{position:fixed;right:20px;bottom:calc(84px + env(safe-area-inset-bottom,0px));z-index:31;width:min(380px,calc(100vw - 32px));height:min(520px,calc(100vh - 140px));display:flex;flex-direction:column;background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 40px rgba(19,32,43,.25);overflow:hidden}
.chat-box[hidden]{display:none}
.chat-box header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:14px 16px;background:var(--deep);color:var(--on-deep)}
.chat-box header b{display:block;font-size:16px}
.chat-box header small{display:block;font-size:13px;opacity:.75;margin-top:2px}
.chat-x{border:0;background:transparent;color:inherit;font-size:26px;line-height:1;cursor:pointer;padding:0 4px}
.chat-log{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:var(--paper)}
.chat-log .msg{max-width:85%;padding:9px 12px;border-radius:12px;font-size:15px;line-height:1.4;white-space:pre-wrap;overflow-wrap:anywhere}
.chat-log .them,.chat-log .bot{align-self:flex-start;background:var(--card);border:1px solid var(--line)}
.chat-log .me{align-self:flex-end;background:var(--ink);color:var(--paper)}
.chat-log .err{align-self:stretch;color:var(--err);font-size:14px}
.chat-f{display:grid;grid-template-columns:1fr auto;gap:8px;padding:10px;border-top:1px solid var(--line);align-items:end}
.chat-f textarea{font:400 15px/1.35 var(--body);color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:8px;padding:9px 10px;resize:none;min-width:0}
.chat-f .btn{padding:11px 14px;font-size:15px}
.chat-f .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
@media (max-width:640px){
  .chat-fab{bottom:calc(80px + env(safe-area-inset-bottom,0px));right:12px;padding:12px 14px}
  .chat-box{right:8px;left:8px;width:auto;bottom:calc(76px + env(safe-area-inset-bottom,0px));height:min(70vh,calc(100vh - 100px))}
}

/* страницы-разборы */
.art-hero .w{display:grid;gap:18px;padding-block:28px 48px;max-width:1180px}
.art-hero h1{font-size:clamp(30px,4.6vw,52px);max-width:22ch}
.art-hero .acts{display:flex;flex-wrap:wrap;gap:12px}
.crumbs{font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--muted)}
.prose{display:grid;gap:14px;max-width:72ch;font-size:17px}
.prose a,.task a{font-weight:600}
.gal{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.gal figure{margin:0;display:grid;gap:6px}
.gal img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px}
.gal figcaption{font-size:13px;color:var(--muted)}
.case-full{display:grid;gap:20px}
.cf-text{display:grid;gap:12px;max-width:72ch}
.cf-text p{color:var(--muted)}
.cta-box{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;border:2px solid var(--ink);border-radius:14px;padding:26px;background:var(--card)}
.cta-box > div{min-width:0}
.cta-box h2{font-size:clamp(24px,3vw,32px);margin-bottom:8px}
.cta-box .acts{display:flex;flex-wrap:wrap;gap:12px}
.more{margin-top:18px;font-weight:600}
.task .more{margin-top:4px;font-size:15px}
@media (max-width:760px){.cta-box{grid-template-columns:1fr}}
.foot .w{grid-template-columns:1.2fr 1fr 1fr 1fr}
@media (max-width:900px){.foot .w{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot .w{grid-template-columns:1fr}}
.plate.p3{grid-template-columns:repeat(3,1fr)}
.plate.p3 div:nth-child(3){border-left:1px solid var(--line)}
@media (max-width:760px){.plate.p3{grid-template-columns:1fr}.plate.p3 div{border-left:0!important;border-top:1px solid var(--line)}.plate.p3 div:first-child{border-top:0}}
.note-s{font-size:14px;color:var(--muted);margin-top:12px;max-width:72ch}